英文關鍵字
builder
architect
construction
arguing
engineer
master
animated
movie
motion
looped
video
industrial
person
man
subordinate
site
work
loading
shipment
embarkation
shipping
lading
filling
subject
building
materials
contractor
occupation
professional
business
foreman
helmet
job
labor
project
silhouette
supervisor
team
meeting
plan
teamwork
crane
boss
maintenance
manager
minimalist
uniform
guiding
male
mechanic
are
over
cartoon
isolated
white
background